3 13/24 if you don’t know how to add two fractions, get them to a common denominator. The quickest way to find a common denominator is to multiply the two by each other. 1/6*8=8/48 and 3/8*6=18/48 add the two together to get 26/48 and then simplify it to get 13/24 and you cannot simplify this anymore. Then just add your whole numbers and you get your answer.
Answer: The possible rational roots are
±
1
,
±2
,
±
4
,
±
5
,
±
10
,
±
20
. The rational roots are
x
=
−
2
,
x
=
2
,
x
=
5
.